Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752298AbXKLOkO (ORCPT ); Mon, 12 Nov 2007 09:40:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751044AbXKLOkA (ORCPT ); Mon, 12 Nov 2007 09:40:00 -0500 Received: from michael.checkpoint.com ([194.29.32.68]:58039 "EHLO michael.checkpoint.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751029AbXKLOj7 (ORCPT ); Mon, 12 Nov 2007 09:39:59 -0500 Message-ID: <473865BE.2070806@checkpoint.com> Date: Mon, 12 Nov 2007 16:39:58 +0200 From: Yoav Artzi User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: PAGE_SIZE on 64bit and 32bit machines Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 558 Lines: 16 According to my knowledge the PAGE_SIZE on 32bit architectures in 4KB. Logically, the PAGE_SIZE on 64bit architectures should be 8KB. That's at least the way I understand it. However, looking at the kernel code of x86_64, I see the PAGE_SIZE is 4KB. Can anyone explain to me what am I missing here? Thanks - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/